// import Vue from 'vue'
import router from '../router'
import store from '@/store'
import NProgress from 'nprogress' // progress bar
import 'nprogress/nprogress.css' // progress bar style
import { Message } from 'element-ui'
import { getToken } from '@/utils/auth' // getToken from cookie

NProgress.configure({ showSpinner: false }) // NProgress configuration

const whiteList = ['/login']
router.beforeEach((to, from, next) => {
  // const system = Vue.prototype.system
  NProgress.start() // start progress bar
  if (getToken()) { // determine if there has token
    /* has token*/
    if (to.path === '/login') {
      // next({ path: '/' })
      next({ path: from.path })
      NProgress.done() // if current page is dashboard will not trigger afterEach hook, so manually handle it
    } else {
      if (!store.getters.loadRoutes) { // 判断当前用户是否已拉取完user_info信息 和 是否获取到当前系统路由
        console.log('重新挂载路由')
        store.dispatch('makeRoutes').then(res => { // 存储路由信息
          store.commit('SET_LOADROUTES', true) // 设置已经挂载过动态路由
          router.addRoutes(store.getters.baseroutes) // 动态添加可访问路由表
          next({ ...to, replace: true }) // hack方法 确保addRoutes已完成 ,set the replace: true so the navigation will not leave a history record
        }).catch((err) => {
          store.dispatch('FedLogOut').then(() => {
            Message.error(err)
            next({ path: '/' })
          })
        })
      } else {
        next()
      }
    }
  } else {
    /* has no token*/
    if (whiteList.indexOf(to.path) !== -1) { // 在免登录白名单，直接进入
      next()
    } else {
      // next(`/login?redirect=${to.path}`) // 否则全部重定向到登录页
      next(`/login`)
      NProgress.done() // if current page is login will not trigger afterEach hook, so manually handle it
    }
  }
})

router.afterEach(() => {
  NProgress.done() // finish progress bar
})
